CN117020840B - Finishing device for inner wall of spiral case of worm machine - Google Patents
Finishing device for inner wall of spiral case of worm machine Download PDFInfo
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- CN117020840B CN117020840B CN202311100583.0A CN202311100583A CN117020840B CN 117020840 B CN117020840 B CN 117020840B CN 202311100583 A CN202311100583 A CN 202311100583A CN 117020840 B CN117020840 B CN 117020840B
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- 230000007246 mechanism Effects 0.000 claims abstract description 72
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- 230000010354 integration Effects 0.000 claims description 3
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- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Abstract
The invention relates to the technical field of worm machines and discloses a finishing device for the inner wall of a volute of a worm machine, which comprises a finishing polishing mechanism for polishing the inner wall of the volute, wherein a fixed ring is arranged above the finishing polishing mechanism, a plurality of support rods are arranged at the top of the fixed ring, an external frame is fixedly arranged at the top of the support rods, a rotary toothed ring is rotatably arranged at the outer side of the fixed ring, a distance adjusting mechanism for changing the position of the finishing polishing mechanism is connected to the bottom side of the rotary toothed ring, and the finishing polishing mechanism is arranged at the bottom of the movable end of the distance adjusting mechanism; the fixed ring top fixed mounting has the mounting bracket, and the mounting bracket downside rotates installs driving gear, and driving gear installs at the mounting bracket top with driving gear key's driving motor, driving gear and rotatory ring gear meshing, when finishing grinding machanism takes place rotatoryly around the fixed ring, polishes the spiral case inner wall to the polishing head, if the roll adjustment slider takes place to remove, the orbit of polishing head is the spiral, realizes that the automation carries out comparatively laminating finishing to the arc inner wall of spiral case.
Description
Technical Field
The invention relates to the technical field of worm machines, in particular to a finishing device for the inner wall of a volute of a worm machine.
Background
The worm machine is a mechanical device for realizing transmission and speed reduction by utilizing the meshing of a worm and a worm wheel, and is widely applied to various mechanical equipment. The worm machine consists of a worm and a worm wheel. The worm is a spiral shaft and the worm wheel is a gear meshed with the worm. The main function of the worm machine is to convert a rotational motion into a linear motion or a high-speed rotation into a low-speed rotation. The volute is an important component of a worm machine, and is a metal housing fixed on the outer ring of a worm wheel and used for protecting the worm wheel and transmitting torque. In order to improve the surface quality of the spiral case and reduce the processing cost, the spiral case of the worm machine is usually subjected to finishing processing, and a spiral case inner wall finishing device in the present stage usually comprises a clamp for fixing the spiral case, a cutter or a grinding wheel for cutting or grinding the surface of the spiral case, and a driving device for controlling the feeding and rotating speed of the cutter or the grinding wheel. The finishing device aims to remove burrs, irregularities and oxide layers on the surface of the spiral case, improve the smoothness and precision of the surface of the spiral case, and further improve the operation efficiency and service life of a worm machine.
However, as the spiral case of the worm machine is designed to be an arc-shaped shell in order to conform to the shapes of the worm and the worm wheel, when the inner wall is finished, the finishing and polishing angle is not constant, so that the finishing device with fixed arm length or fixed angle has poor effect on finishing the inner wall of the spiral case of the worm machine, and the spiral case needs to be manually matched and adjusted, thereby being time-consuming and labor-consuming and troublesome in operation; therefore, the existing requirements are not met, and for this purpose we propose a finishing device for the inner wall of the volute of a worm machine.
Disclosure of Invention
The invention provides a finishing device for the inner wall of a spiral case of a worm machine, which has the beneficial effects of solving the problems that the finishing device with fixed arm length or fixed angle has poor effect on finishing the inner wall of the spiral case of the worm machine, needs manual matching adjustment and takes time and labor and is troublesome to operate because the spiral case of the worm machine is designed to be an arc-shaped shell in order to conform to the shapes of a worm and a worm wheel in the background art, and therefore, the finishing and polishing angle is not constant when the inner wall is finished.
The invention provides the following technical scheme: the utility model provides a spiral case inner wall finishing device of worm machine, includes the finishing grinding machanism that is used for polishing the spiral case inner wall, finishing grinding machanism top is provided with the solid fixed ring, a plurality of bracing pieces are installed at the solid fixed ring top, the external frame of fixed ring top fixed mounting, the rotatory ring gear of tooth of installing is rotated in the solid fixed ring outside, rotatory ring gear bottom side is connected with and is used for changing finishing grinding machanism position's adjustable distance mechanism, finishing grinding machanism installs the bottom at the mobile end of adjustable distance mechanism;
the fixed ring top fixed mounting has the mounting bracket, the mounting bracket downside rotates and installs drive gear, the mounting bracket top install with drive gear key's driving motor, drive gear with rotatory ring gear meshing.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the distance adjusting mechanism comprises a first fixed block and a second fixed block, a threaded rod and a limiting rod are rotatably arranged between the first fixed block and the second fixed block, a distance adjusting slide block is sleeved on the outer side of the threaded rod and the outer side of the limiting rod together, the distance adjusting slide block is in threaded engagement with the threaded rod, the distance adjusting slide block is in sliding fit with the limiting rod, and the finishing polishing mechanism is arranged at the bottom of the distance adjusting slide block;
a first bevel gear is fixedly arranged at one end of the threaded rod, a transmission mechanism for driving the threaded rod to rotate is arranged on the side portion of the first fixing block, and the first bevel gear is in transmission connection with the transmission mechanism.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the finishing polishing mechanism comprises a polishing head contacted with the inner wall of the volute, a fixed arm connected with the distance adjusting mechanism and a movable arm connected between the polishing head and the fixed arm, wherein the fixed arm is provided with a vertical guide arm with a clamping groove, the upper end of the movable arm is in sliding fit with the fixed arm, a telescopic rod is mounted in the fixed arm, the bottom end of the telescopic rod is connected with a fixed hinge bracket, the fixed hinge bracket is connected with the fixed arm in a sliding clamping manner, and the middle part of the fixed arm is hinged with the movable arm.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the top end shaft of the movable arm is rotationally connected with the fixed hinge frame, a torsion spring is arranged at the hinge joint of the movable arm and the fixed hinge frame, one end of the torsion spring is welded with the fixed hinge frame, and the other end of the torsion spring is welded with the movable arm.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the bottom plate is installed to first fixed block with the bottom surface of second fixed block, the bottom fixed mounting of bottom plate has the sloping block, the inclined plane orientation of sloping block the centre of a circle of solid fixed ring, the upper end integration of removal arm is provided with the roll adjustment gear, outer fishplate bar is installed to fixed articulated frame lateral part, it has the angle rack to peg graft in the middle part of the outer fishplate bar, the angle rack runs through the outer fishplate bar, the top of angle rack with the laminating of sloping sliding of sloping block, the bottom tooth of angle rack with the roll adjustment gear engagement.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the angle rack top transversely is provided with the limiting plate, gap has been seted up to roll adjustment slider one side, the bottom plate with the sloping block passes the breach, roll adjustment slider bottom side fixed mounting has L type mount, angle rack upper end passes L type mount, the limiting plate is located L type mount top, and the limiting plate with install compression spring between the L type mount.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: when the distance-adjusting slide block moves, the top end of the angle rack slides with the inclined plane of the inclined block, the horizontal height of the angle rack changes up and down, the angle rack drives the distance-adjusting gear when moving up and down, the moving arm rotates, and the polishing head is kept attached to the inner wall of the volute.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the rotary toothed ring is characterized in that a right-angle connecting frame is connected to the bottom side of the rotary toothed ring, a first fixed block and a second fixed block are mounted on the side portion of the right-angle connecting frame, a plurality of distance-adjusting teeth are continuously arranged on the inner wall of the fixed ring, the transmission mechanism comprises a transmission plate fixedly mounted on one side, adjacent to the center of the circle of the fixed ring, of the first fixed block, a transmission rod is rotatably mounted in the middle of the transmission plate, a second bevel gear intermittently meshed with the distance-adjusting teeth is connected to the upper end of the transmission rod in a key joint mode, and a third bevel gear meshed with the first bevel gear is connected to the bottom end of the transmission rod in a key joint mode.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: when the driving gear drives the rotary toothed ring to rotate, the distance adjusting mechanism integrally rotates with the finishing polishing mechanism, the finishing polishing mechanism polishes the inner wall of the volute for one circle every time, the second bevel gear is meshed with the distance adjusting teeth once, and when the second bevel gear is meshed with the distance adjusting teeth to rotate, the third bevel gear drives the first bevel gear to rotate, so that the threaded rod rotates, and the distance adjusting slider moves.
As an alternative to the finishing device for the inner wall of the spiral case of the worm machine, the invention is characterized in that: the rotary tooth ring bottom side coaxial arrangement has annular surrounding wall, the butt joint draw-in groove has been seted up to annular surrounding wall inner wall, the annular groove has been seted up to the solid fixed ring diapire coaxial, the annular groove with sliding block installs the slip spacing between the butt joint draw-in groove.
The invention has the following beneficial effects:
1. according to the finishing device for the inner wall of the volute of the worm machine, through the cooperation of the fixed ring and the rotary toothed ring, when the driving gear rotates, the rotary toothed ring rotates, the distance adjusting mechanism and the finishing polishing mechanism attached to the bottom side of the rotary toothed ring rotate along with the rotary toothed ring, when the finishing polishing mechanism rotates around the fixed ring, the polishing head polishes the inner wall of the volute, the track of polishing is a circle, and at the moment, if the distance adjusting sliding block moves, the track of the polishing head is a spiral, so that the automatic finishing for relatively attaching the arc-shaped inner wall of the volute is realized, and the efficiency and the effect of finishing are improved.
2. According to the spiral case inner wall finishing device of the worm machine, through the cooperation of the first bevel gear and the transmission mechanism, when the distance adjusting mechanism and the finishing polishing mechanism rotate along with the rotating toothed ring, the rotating toothed ring rotates once, the second bevel gear is meshed with the distance adjusting teeth to rotate, the third bevel gear drives the first bevel gear to rotate, the threaded rod rotates, the distance adjusting sliding block moves, the position of the finishing polishing mechanism is automatically changed through cooperation of the structure, the polishing head can enter the next circle after finishing, polishing uniformity is improved, polishing range is enlarged, an additional power source is not needed, machining cost is low, and finishing effect is good.
3. According to the finishing device for the inner wall of the volute of the worm machine, through the cooperation of the distance adjusting gear, the angle rack and the inclined block, when the distance adjusting slide block moves, the top end of the angle rack slides with the inclined surface of the inclined block, the horizontal height of the angle rack changes up and down, the angle rack drives the distance adjusting gear when moving up and down, the movable arm rotates, the polishing head keeps fit with the inner wall of the volute, and the angle of the movable arm is automatically adjusted along with the change of the radian of the inner wall of the volute, so that the scientificity and reliability of the finishing device are further improved.
Drawings
Fig. 1 is a schematic view of the overall perspective top view structure of the present invention.
Fig. 2 is a schematic diagram of an overall stereoscopic main view structure of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a schematic perspective view of a portion of the distance adjusting mechanism of the present invention.
Fig. 5 is a schematic diagram of a front view section structure after distance adjustment of the present invention.
Fig. 6 is a schematic diagram of a front elevation section structure of the invention.
Fig. 7 is a schematic perspective view of the finishing and polishing mechanism of the present invention.
Fig. 8 is a schematic view of a partial cross-sectional structure of the present invention.
Fig. 9 is an enlarged schematic view of the structure of the present invention at a.
Fig. 10 is an enlarged schematic view of the structure of the present invention at B.
In the figure: 100. a fixing ring; 110. distance-adjusting teeth; 120. an annular groove; 130. a mounting frame; 200. rotating the toothed ring; 210. an annular surrounding wall; 220. a butt joint clamping groove; 230. a sliding limit frame; 240. a right angle connecting frame; 300. a drive gear; 400. a driving motor; 500. a support rod; 600. an external frame; 700. finishing and polishing mechanism; 710. polishing head; 720. a moving arm; 721. a distance adjusting gear; 730. a fixed arm; 740. a telescopic rod; 750. fixing the hinge frame; 751. an outer connecting plate; 760. an angle rack; 761. a limiting plate; 770. a torsion spring; 780. an L-shaped fixing frame; 790. a compression spring; 800. a distance adjusting mechanism; 810. a first fixed block; 820. a second fixed block; 830. a threaded rod; 840. a limit rod; 850. a first bevel gear; 860. a bottom plate; 870. a sloping block; 880. a distance-adjusting slide block; 881. a notch; 900. a transmission mechanism; 910. a drive plate; 920. a second bevel gear; 930. a third bevel gear; 940. a transmission rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment aims to solve the problems that when the inner wall of the spiral case of a worm machine is finished, the finishing polishing angle is not constant, so that an arm length fixing or angle fixing finishing device has poor effect on the inner wall of the spiral case of the worm machine, manual matching adjustment is needed, time and labor are wasted and operation is troublesome, referring to fig. 1-10, the spiral case inner wall finishing device of the worm machine comprises a finishing polishing mechanism 700 for polishing the inner wall of the spiral case, a fixed ring 100 is arranged above the finishing polishing mechanism 700, a plurality of support rods 500 are arranged at the top of the fixed ring 100, an external frame 600 is fixedly arranged at the top of the support rods 500, a rotary toothed ring 200 is rotatably arranged at the outer side of the fixed ring 100, a distance adjusting mechanism 800 for changing the position of the finishing polishing mechanism 700 is connected to the bottom side of the rotary toothed ring 200, and the finishing polishing mechanism 700 is arranged at the bottom of the moving end of the distance adjusting mechanism 800;
the top of the fixed ring 100 is fixedly provided with a mounting frame 130, the bottom side of the mounting frame 130 is rotatably provided with a driving gear 300, the top of the mounting frame 130 is provided with a driving motor 400 which is in key joint with the driving gear 300, and the driving gear 300 is meshed with the rotary toothed ring 200. In a specific arrangement, as shown in fig. 1 and 2, an annular surrounding wall 210 is coaxially mounted at the bottom side of the rotary toothed ring 200, a docking slot 220 is formed in the inner wall of the annular surrounding wall 210, an annular groove 120 is coaxially formed in the bottom wall of the fixed ring 100, and a sliding limiting frame 230 is slidably engaged between the annular groove 120 and the docking slot 220 for enhancing the stability of the rotary toothed ring 200 during rotation.
Referring to fig. 3, the distance adjusting mechanism 800 includes a first fixed block 810 and a second fixed block 820, a threaded rod 830 and a limit rod 840 are rotatably installed between the first fixed block 810 and the second fixed block 820, a distance adjusting slider 880 is sleeved on the outer sides of the threaded rod 830 and the limit rod 840, the distance adjusting slider 880 is in threaded engagement with the threaded rod 830, the distance adjusting slider 880 is in sliding fit with the limit rod 840, and the finishing polishing mechanism 700 is installed at the bottom of the distance adjusting slider 880.
One end of the threaded rod 830 is fixedly provided with a first bevel gear 850, and a transmission mechanism 900 for driving the threaded rod 830 to rotate is arranged on the side part of the first fixed block 810, and the first bevel gear 850 is in transmission connection with the transmission mechanism 900.
Referring to fig. 7 and 8, the finishing polishing mechanism 700 includes a polishing head 710 contacting the inner wall of the volute, a fixed arm 730 connected to the distance adjusting mechanism 800, and a movable arm 720 connected between the polishing head 710 and the fixed arm 730, wherein the fixed arm 730 is provided with a vertical guide arm with a clamping groove, the upper end of the movable arm 720 is slidably engaged with the fixed arm 730, a fixed hinge frame 750 is provided inside the fixed arm 730, the fixed hinge frame 750 is slidably engaged with the fixed arm 730, and the middle part of the fixed arm 730 is hinged with the movable arm 720. In particular arrangements, the sanding head 710 is selected from the prior art and generally comprises the following structures: polishing disk, polishing fabric, polishing agent, motor and transmission device. The polishing disk is used for acting together with the polishing fabric and the polishing agent to grind or polish the surface of the workpiece. Polishing fabrics are materials used to carry polishing agents, typically wool, sponge, rabbit hair, and the like. Polishing agents are substances for improving polishing effects, and generally include polishing pastes, diamond powder, and the like. The motor drives the sponge or wool polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc and the polishing agent jointly act and rub the surface to be polished, so that the purposes of removing paint surface pollution, oxide layers, shallow marks and the like can be achieved. Depending on the different workpiece materials and surface requirements, different polishing fabrics and polishing agents can be selected and appropriate pressures and rotational speeds can be adjusted to achieve optimal polishing results. In general, polishing is performed in two stages: rough polishing and fine polishing. The rough polishing aims at removing a damaged layer generated during polishing, the stage has the maximum polishing rate, and the surface damage formed by rough polishing is a secondary consideration; the purpose of fine polishing is to remove surface damage from rough polishing and minimize polishing damage, and finer abrasive materials and lower rotational speeds should be used at this stage.
In this embodiment: through the cooperation of solid fixed ring 100 and rotatory ring gear 200, when driving gear 300 rotates, rotatory ring gear 200 takes place to rotate, depend on rotatory ring gear 200 at this moment's adjustable distance mechanism 800 and finishing grinding machanism 700 follow and rotate, when finishing grinding machanism 700 takes place rotatory around solid fixed ring 100, the first 710 of polishing polishes the spiral case inner wall of polishing to the orbit of polishing is a circle, if the distance adjustment slider 880 takes place to remove this moment, the orbit of first 710 of polishing is the spiral, thereby realize the automation and carry out comparatively laminating finishing to the arc inner wall of spiral case, finishing efficiency and effect have been improved.
Example 2
The present embodiment is intended to facilitate solving the problem that if polishing is performed at the same place all the time, the finishing effect will be different from other positions, so that the finishing effect is uneven, and the finishing effect is affected, and the present embodiment is an improvement made on the basis of embodiment 1, specifically, referring to fig. 1-10, the bottom side of the rotary toothed ring 200 is connected with a right angle connection frame 240, a first fixing block 810 and a second fixing block 820 are installed at the side of the right angle connection frame 240, the inner wall of the fixing ring 100 is continuously provided with a plurality of distance adjusting teeth 110, the transmission mechanism 900 comprises a transmission plate 910 fixedly installed at one side of the first fixing block 810 adjacent to the center of the fixing ring 100, see fig. 10, a transmission rod 940 is installed in a middle rotation of the transmission plate 910, a second bevel gear 920 intermittently meshed with the distance adjusting teeth 110 is keyed at the upper end of the transmission rod 940, and a third bevel gear 930 meshed with the first bevel gear 850 is keyed at the bottom end of the transmission rod 940.
The right angle link 240 is symmetrically provided with two during specific setting, and the first fixing block 810 and the second fixing block 820 are respectively installed at the inner sides of the two right angle links 240, so that when the distance adjusting mechanism 800 rotates, the whole distance adjusting mechanism is coaxial with the fixed ring 100, and therefore, the distance adjusting mechanism 800 rotates, if the distance adjusting slider 880 is not positioned at the right center of the threaded rod 830, the distance adjusting slider 880 rotates around the center of the fixed ring 100, and the rotating track is annular, so that the polishing head 710 polishes annularly.
When the driving gear 300 drives the rotary toothed ring 200 to rotate, the whole distance adjusting mechanism 800 and the finishing polishing mechanism 700 rotate with each rotation of the distance adjusting mechanism 800, the finishing polishing mechanism 700 polishes the inner wall of the volute for one circle, the second bevel gear 920 is meshed with the distance adjusting teeth 110 once, and when the second bevel gear 920 is meshed with the distance adjusting teeth 110 to rotate, the third bevel gear 930 drives the first bevel gear 850 to rotate, so that the threaded rod 830 rotates, the distance adjusting slider 880 moves, and at the moment, the track of the polishing head 710 changes into a spiral shape from ring shape.
In this embodiment: through the cooperation of first bevel gear 850 and drive mechanism 900, when adjustable distance mechanism 800 and finishing grinding mechanism 700 follow rotatory ring gear 200 and rotate, rotatory ring gear 200 rotates once every round, second bevel gear 920 takes place once with adjustable distance tooth 110 meshing, when second bevel gear 920 and adjustable distance tooth 110 meshing rotate, third bevel gear 930 drives first bevel gear 850 and rotates, make threaded rod 830 rotatory, adjustable distance slider 880 moves, the position of finishing grinding mechanism 700 is realized to this structure cooperation automation change, make the polishing head 710 can get into in the next round of polishing every round, the homogeneity of polishing has been improved and the polishing scope is enlarged, and need not extra power supply, low processing cost, finishing effect is good.
Example 3
The present embodiment is intended to facilitate solving the problem that the adaptation of the finishing device is required to change when the polishing head 710 moves, because the whole volute is arc-shaped, but the arc-shaped angles are not necessarily the same, and the present embodiment is an improvement based on embodiment 1, specifically, referring to fig. 1-10, the top shaft of the moving arm 720 is rotationally connected with the fixed hinge frame 750, a torsion spring 770 is installed at the hinge position of the moving arm 720 and the fixed hinge frame 750, one end of the torsion spring 770 is welded with the fixed hinge frame 750, and the other end of the torsion spring 770 is welded with the moving arm 720.
The bottom plate 860 is installed to the bottom surface of first fixed block 810 and second fixed block 820, the inclined block 870 is installed to the bottom fixed mounting of bottom plate 860, the inclined plane of inclined block 870 is towards the centre of a circle of solid fixed ring 100, the upper end integration of removal arm 720 is provided with roll adjustment gear 721, external connection board 751 is installed to fixed articulated frame 750 lateral part, the grafting has angle rack 760 in the middle part of external connection board 751, angle rack 760 runs through external connection board 751, the top of angle rack 760 and the laminating of inclined plane of inclined block 870 slide, the bottom tooth of angle rack 760 meshes with roll adjustment gear 721.
The top end of the angle rack 760 is transversely provided with a limit plate 761, a notch 881 is formed in one side of the distance adjusting slide block 880, the bottom plate 860 and the inclined block 870 penetrate through the notch 881, an L-shaped fixing frame 780 is fixedly arranged on the bottom side of the distance adjusting slide block 880, the upper end of the angle rack 760 penetrates through the L-shaped fixing frame 780, the limit plate 761 is located above the L-shaped fixing frame 780, and a compression spring 790 is arranged between the limit plate 761 and the L-shaped fixing frame 780.
When the distance adjusting slide block 880 moves, the top end of the angle rack 760 slides with the inclined surface of the inclined block 870, the horizontal height of the angle rack 760 changes up and down, the distance adjusting gear 721 is driven by the angle rack 760 to move up and down, the moving arm 720 rotates, and the polishing head 710 is attached to the inner wall of the volute.
In this embodiment: through the cooperation of pitch-adjusting gear 721, angle rack 760 and sloping block 870, when the pitch-adjusting slider 880 removes, the inclined plane slip of angle rack 760 top and sloping block 870, angle rack 760 self horizontal height changes from top to bottom, drives pitch-adjusting gear 721 when angle rack 760 reciprocates, and the removal arm 720 takes place to rotate, and the head 710 of polishing keeps laminating with the spiral case inner wall, and the angle of removal arm 720 is along with the automatic adjustment of a certain spiral case inner wall radian, has further improved the scientificity and the reliability of this scheme finishing device.
Example 4
The present embodiment is to facilitate solving the problem that the adaptation of the finishing device is required to change because the whole spiral case is arc-shaped, but has a flat section, so that the interval between the arc surface and the center of the circle is not necessarily the same, and the present embodiment is an improvement on the basis of embodiment 1, unlike embodiment 3, specifically, please refer to fig. 1-10, the fixed arm 730 is internally provided with the telescopic rod 740, the fixed hinge frame 750 is connected with the bottom end of the telescopic rod 740, the telescopic rod 740 is provided with a rod and a sleeve which are slidably inserted with each other, a spring is sleeved on the outer side of the telescopic rod, so as to adapt to the possible change of the interval between the inner wall of the spiral case and the center of the circle, and the whole length of the finishing polishing mechanism 700 is self-adaptively adjusted.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (7)
1. A finishing device for an inner wall of a volute of a worm machine, comprising a finishing and polishing mechanism (700) for polishing the inner wall of the volute, characterized in that: a fixed ring (100) is arranged above the finishing polishing mechanism (700), a plurality of supporting rods (500) are arranged at the top of the fixed ring (100), an external frame (600) is fixedly arranged at the top of the supporting rods (500), a rotary toothed ring (200) is rotatably arranged at the outer side of the fixed ring (100), a distance adjusting mechanism (800) for changing the position of the finishing polishing mechanism (700) is connected to the bottom side of the rotary toothed ring (200), and the finishing polishing mechanism (700) is arranged at the bottom of the moving end of the distance adjusting mechanism (800);
the top of the fixed ring (100) is fixedly provided with a mounting frame (130), the bottom side of the mounting frame (130) is rotatably provided with a driving gear (300), the top of the mounting frame (130) is provided with a driving motor (400) which is in key joint with the driving gear (300), and the driving gear (300) is meshed with the rotary toothed ring (200);
the adjustable distance mechanism (800) comprises a first fixed block (810) and a second fixed block (820), a threaded rod (830) and a limiting rod (840) are rotatably arranged between the first fixed block (810) and the second fixed block (820), a distance adjusting slide block (880) is sleeved on the outer side of the threaded rod (830) and the outer side of the limiting rod (840), the distance adjusting slide block (880) is in threaded engagement with the threaded rod (830), the distance adjusting slide block (880) is in sliding fit with the limiting rod (840), and the finishing polishing mechanism (700) is arranged at the bottom of the distance adjusting slide block (880);
a first bevel gear (850) is fixedly arranged at one end of the threaded rod (830), a transmission mechanism (900) for driving the threaded rod (830) to rotate is arranged at the side part of the first fixed block (810), and the first bevel gear (850) is in transmission connection with the transmission mechanism (900);
the rotary toothed ring (200) is characterized in that a right-angle connecting frame (240) is connected to the bottom side of the rotary toothed ring (200), a first fixed block (810) and a second fixed block (820) are mounted on the side part of the right-angle connecting frame (240), a plurality of distance-adjusting teeth (110) are continuously arranged on the inner wall of the fixed ring (100), the transmission mechanism (900) comprises a transmission plate (910) fixedly mounted on one side, adjacent to the center of the circle of the fixed ring (100), of the first fixed block (810), a transmission rod (940) is rotatably mounted in the middle of the transmission plate (910), a second bevel gear (920) intermittently meshed with the distance-adjusting teeth (110) is connected to the upper end of the transmission rod (940) in a key manner, and a third bevel gear (930) meshed with the first bevel gear (850) is connected to the bottom end of the transmission rod (940) in a key manner.
When the driving gear (300) drives the rotary toothed ring (200) to rotate, the distance adjusting mechanism (800) integrally rotates with the finishing polishing mechanism (700), the finishing polishing mechanism (800) rotates once every time, the finishing polishing mechanism (700) polishes the inner wall of the volute for one circle, the second bevel gear (920) is meshed with the distance adjusting teeth (110) once, when the second bevel gear (920) is meshed with the distance adjusting teeth (110) to rotate, the third bevel gear (930) drives the first bevel gear (850) to rotate, so that the threaded rod (830) rotates, and the distance adjusting slider (880) moves.
2. The finishing device for the inner wall of a volute of a worm machine according to claim 1, wherein: finishing grinding machanism (700) include with spiral case inner wall contact polish head (710), with fixed arm (730) and the connection that adjustable mechanism (800) are connected polish head (710) with remove arm (720) between fixed arm (730), fixed arm (730) set up to have the vertical guide arm of draw-in groove, remove the upper end of arm (720) with fixed arm (730) sliding fit, fixed arm (730) internally mounted has telescopic link (740), the bottom of telescopic link (740) is connected with fixed articulated frame (750), fixed articulated frame (750) with fixed arm (730) sliding block connects, and the middle part of fixed arm (730) with remove arm (720) articulated.
3. The finishing device for the inner wall of a volute of a worm machine according to claim 2, wherein: the top end shaft of the movable arm (720) is rotationally connected with the fixed hinge frame (750), a torsion spring (770) is arranged at the hinge position of the movable arm (720) and the fixed hinge frame (750), one end of the torsion spring (770) is welded with the fixed hinge frame (750), and the other end of the torsion spring (770) is welded with the movable arm (720).
4. The finishing device for the inner wall of a volute of a worm machine according to claim 2, wherein: the bottom plate (860) is installed to the bottom surface of first fixed block (810) with second fixed block (820), inclined block (870) is installed to the bottom fixed mounting of bottom plate (860), the inclined plane of inclined block (870) is towards the centre of a circle of solid fixed ring (100), the upper end integration of removal arm (720) is provided with roll adjustment gear (721), external connection board (751) is installed to fixed articulated frame (750) lateral part, external connection board (751) middle part has pegged graft angle rack (760), angle rack (760) run through external connection board (751), the top of angle rack (760) with the inclined plane slip laminating of inclined block (870), the bottom tooth of angle rack (760) with roll adjustment gear (721) meshing.
5. The finishing device for the inner wall of a volute of a worm machine according to claim 4, wherein: the utility model discloses a motor vehicle, including angle rack (760), limiting plate (761), gap (881) has been seted up to angle rack (760) top, gap (881) has been seted up to distance-adjusting slider (880) one side, bottom plate (860) with oblique piece (870) are passed gap (881), distance-adjusting slider (880) bottom side fixed mounting has L type mount (780), angle rack (760) upper end is passed L type mount (780), limiting plate (761) are located L type mount (780) top, and limiting plate (761) with install compression spring (790) between L type mount (780).
6. The finishing device for the inner wall of a volute of a worm machine according to claim 5, wherein: when the distance adjusting slide block (880) moves, the top end of the angle rack (760) slides with the inclined surface of the inclined block (870), the horizontal height of the angle rack (760) changes up and down, the angle rack (760) drives the distance adjusting gear (721) when moving up and down, the moving arm (720) rotates, and the polishing head (710) is kept attached to the inner wall of the volute.
7. The finishing device for the inner wall of a volute of a worm machine according to claim 1, wherein: the rotary tooth ring is characterized in that an annular surrounding wall (210) is coaxially arranged at the bottom side of the rotary tooth ring (200), a butt joint clamping groove (220) is formed in the inner wall of the annular surrounding wall (210), an annular groove (120) is formed in the bottom wall of the fixed ring (100) in a coaxial mode, and a sliding limiting frame (230) is installed between the annular groove (120) and the butt joint clamping groove (220) in a sliding clamping mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311100583.0A CN117020840B (en) | 2023-08-30 | 2023-08-30 | Finishing device for inner wall of spiral case of worm machine |
| GBGB2316929.5A GB202316929D0 (en) | 2023-08-30 | 2023-11-06 | A volute inner wall finishing device for a worm machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311100583.0A CN117020840B (en) | 2023-08-30 | 2023-08-30 | Finishing device for inner wall of spiral case of worm machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117020840A CN117020840A (en) | 2023-11-10 |
| CN117020840B true CN117020840B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311100583.0A Active CN117020840B (en) | 2023-08-30 | 2023-08-30 | Finishing device for inner wall of spiral case of worm machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN117020840B (en) |
| GB (1) | GB202316929D0 (en) |
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| KR20050099781A (en) * | 2004-04-12 | 2005-10-17 | 대한민국(충북대학교총장) | Lapping, polishing machine |
| JP2013018090A (en) * | 2011-07-13 | 2013-01-31 | Okamoto Machine Tool Works Ltd | Composite chamfering device for workpiece |
| CN213225442U (en) * | 2020-08-10 | 2021-05-18 | 南京聚研机电有限公司 | Stainless steel opposite sex parts machining is with rotatory edging machine |
| CN113103082A (en) * | 2021-04-08 | 2021-07-13 | 王小前 | Post-treatment equipment and post-treatment method for welding and forming of automobile exhaust pipe |
| CN217890472U (en) * | 2022-09-01 | 2022-11-25 | 黑龙江科技大学 | Burr removing device based on mechanical automation |
| CN115446700A (en) * | 2022-11-10 | 2022-12-09 | 泰州市博世特精密铸造有限公司 | Machine part grinding device |
| CN116252198A (en) * | 2023-01-04 | 2023-06-13 | 江苏弘远晶体科技有限公司 | Grinding device for diamond monocrystal piece processing |
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2023
- 2023-08-30 CN CN202311100583.0A patent/CN117020840B/en active Active
- 2023-11-06 GB GBGB2316929.5A patent/GB202316929D0/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050099781A (en) * | 2004-04-12 | 2005-10-17 | 대한민국(충북대학교총장) | Lapping, polishing machine |
| JP2013018090A (en) * | 2011-07-13 | 2013-01-31 | Okamoto Machine Tool Works Ltd | Composite chamfering device for workpiece |
| CN213225442U (en) * | 2020-08-10 | 2021-05-18 | 南京聚研机电有限公司 | Stainless steel opposite sex parts machining is with rotatory edging machine |
| CN113103082A (en) * | 2021-04-08 | 2021-07-13 | 王小前 | Post-treatment equipment and post-treatment method for welding and forming of automobile exhaust pipe |
| CN217890472U (en) * | 2022-09-01 | 2022-11-25 | 黑龙江科技大学 | Burr removing device based on mechanical automation |
| CN115446700A (en) * | 2022-11-10 | 2022-12-09 | 泰州市博世特精密铸造有限公司 | Machine part grinding device |
| CN116252198A (en) * | 2023-01-04 | 2023-06-13 | 江苏弘远晶体科技有限公司 | Grinding device for diamond monocrystal piece processing |
Also Published As
| Publication number | Publication date |
|---|---|
| GB202316929D0 (en) | 2023-12-20 |
| CN117020840A (en) | 2023-11-10 |
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